Table 3.
Comparison of groups walking less than 100 m and more than 100 m on the day after surgery
| Variables | All participants (n = 104) | 100 m < (n = 38) | 100 m > = (n = 66) | p value | |
|---|---|---|---|---|---|
| Pre-operation | Grip strength (kg) | ||||
| Right side | 27.8 ± 9.3 | 27.7 ± 10.6 | 27.8 ± 8.6 | 0.980 | |
| Left side | 26.7 ± 9.4 | 26.2 ± 10.5 | 26.9 ± 8.9 | 0.708 | |
| 6MWT | |||||
| Walk distance (m) | 466.9 ± 90.2 | 441.7 ± 96.7 | 481.4 ± 83.5 | 0.030 | |
| Borg scale (breath) | 12.3 ± 2.1 | 12.3 ± 2.8 | 12.3 ± 1.5 | 0.935 | |
| Borg scale (lower leg) | 11.6 ± 2.3 | 11.8 ± 3.0 | 11.5 ± 1.7 | 0.638 | |
| Minimum SpO2 | 94.6 ± 2.5 | 94.3 ± 3.0 | 94.8 ± 2.3 | 0.300 | |
| SpO2 at 100 m | 94.9 ± 8.6 | 95.5 ± 1.9 | 94.5 ± 10.8 | 0.573 | |
| Days from surgery to measurement | 6.9 ± 3.4 | 8.4 ± 4.6 | 6.0 ± 2.0 | < 0.001 | |
| Post-operation | Grip strength (kg) | ||||
| Right side | 26.8 ± 9.2 | 26.7 ± 10.4 | 26.9 ± 8.6 | 0.926 | |
| Left side | 25.4 ± 9.0 | 24.9 ± 10.1 | 25.8 ± 8.4 | 0.636 | |
| 6MWT | |||||
| Walk distance (m) | 383.1 ± 96.0 | 343.2 ± 105.9 | 406.1 ± 82.1 | 0.001 | |
| Borg scale (breath) | 13.6 ± 1.7 | 14.0 ± 1.9 | 13.4 ± 1.5 | 0.089 | |
| Borg scale (lower leg) | 11.8 ± 1.7 | 12.0 ± 1.6 | 11.7 ± 1.8 | 0.472 | |
| Minimum SpO2 | 92.3 ± 3.5 | 91.7 ± 3.7 | 92.6 ± 3.3 | 0.182 | |
| SpO2 at 100 m | 94.1 ± 3.2 | 94.2 ± 3.0 | 94.1 ± 3.3 | 0.865 | |
| Δ walk distance in 6MWT (m) | − 83.7 ± 73.5 | − 98.5 ± 76.8 | − 75.3 ± 70.7 | 0.122 | |
| Walking distance at day 1 (m) | 100.2 ± 75.3 | 26.9 ± 24.6 | 142.4 ± 60.9 | < 0.001 | |
Mean ± SD
Bold values indicate p < 0.05
6MWT six-minute walk test, SpO2 saturation of percutaneous oxygen